Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Operating Rails in Kubernetes

C40db80709604a6868c769aca6367fb7?s=47 Kir Shatrov
April 17, 2018
Programming
2
350

Operating Rails in Kubernetes

My talk at RailsConf 2018.

C40db80709604a6868c769aca6367fb7?s=128

Kir Shatrov

April 17, 2018
Tweet

More Decks by Kir Shatrov

See All by Kir Shatrov
Running Jobs at Scale
C40db80709604a6868c769aca6367fb7?s=48 kirs
0
170
RailsClub 2016
C40db80709604a6868c769aca6367fb7?s=48 kirs
2
280
Performance regressions in Ruby on Rails Core
C40db80709604a6868c769aca6367fb7?s=48 kirs
0
180
Building a toolkit to detect performance regressions in Ruby on Rails core
C40db80709604a6868c769aca6367fb7?s=48 kirs
3
4.3k
Развертывание веб-приложений и фреймворк Capistrano
C40db80709604a6868c769aca6367fb7?s=48 kirs
1
250
Capistrano 3
C40db80709604a6868c769aca6367fb7?s=48 kirs
4
2.3k

Other Decks in Programming

See All in Programming
Google I/O 2022 Android関連概要 / Google I/O 2022 Android summary
Ad855122c2c5b24640cc8798eb103e4b?s=48 phicdy
0
380
Rに管理されてみる
154699a2e3d8b497494a5ee118f211a5?s=48 kazutan
0
250
Isar勉強会
693ed679c8dde3eccbc682ff44f357e1?s=48 hoddy3190
0
400
段階的な技術的負債の解消方法.pdf
41e5cd2b99a8e7c84f91a8137c8be3ed?s=48 ko2ic
2
900
AWS Config Custom Rule、ノーコードでできるかな？
822eaa655305fe3cffb0b034913f0cd2?s=48 watany
0
250
FullStack eXchange, July 2022
6f3ec7315ad0715ae2a5f89a52877218?s=48 brucel
0
200
クックパッドマートの失敗したデータ設計 Before / After 大放出
0be62f7ac4cc32f37f02a98aaeb86f5f?s=48 mokuzon
20
25k
NestJS_meetup_atamaplus
F0a8d07597a19192791bf663504d2a17?s=48 atamaplus
0
210
アジャイルで不確実性に向き合うための開発タスクの切り方
444706893bf3e53d6d96b4509d2d05d5?s=48 tanden
4
1.1k
フロントエンドエンジニアが変える現場のモデリング意識/modeling-awareness-changed-by-front-end-engineers
F122773bb8d506a4f38a94bfeff45945?s=48 uggds
32
13k
僕が便利だと感じる Snow Monkey の特徴/20220723_Gifu_WordPress_Meetup
Dda24cce92447593513292ec748c70c4?s=48 oleindesign
0
110
SAM × Dockerでサーバーレス開発が超捗った話
Cd029ecf0f2e807120fcf05161ce84b8?s=48 yu_yukk_y
1
210

Featured

See All Featured
Refactoring Trust on Your Teams (GOTO; Chicago 2020)
A9a491b0fcbe0fbce3d64063a37add99?s=48 rmw
21
1.4k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
F383c6a4dc55e331bbe2987b622cee6b?s=48 stephaniewalter
269
12k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
B3d6434763caa0ef5dc4b792662c49f7?s=48 smashingmag
237
19k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
D8fc2580cfaca035f666d9e4ee79a7f7?s=48 mongodb
29
4.4k
Build The Right Thing And Hit Your Dates
016edace78ffe826f2348d1e0c504afd?s=48 maggiecrowley
19
1.2k
Happy Clients
C51b39fa3c79ccb99dcb8a076bc98287?s=48 brianwarren
89
5.6k
Designing for humans not robots
D36d2c1821af9249b69ff7f5ed60529b?s=48 tammielis
241
24k
How To Stay Up To Date on Web Technology
8081b26e05bb4354f7d65ffc34cbbd67?s=48 chriscoyier
780
250k
Testing 201, or: Great Expectations
A9704266587836f7e784235e5073b93e?s=48 jmmastey
21
5.5k
Designing with Data
F57e2136eb9895eb95ff5dc8a1c02677?s=48 zakiwarfel
91
4k
Reflections from 52 weeks, 52 projects
E43f8dfd01057f8304f5f8fb9a294d7d?s=48 jeffersonlam
337
17k
The Illustrated Children's Guide to Kubernetes
0438ae60cde4c7add6f9da48f28c15cc?s=48 chrisshort
18
40k

Transcript

  1. Operating Rails in Kubernetes Kir Shatrov

  2. 1. Intro to Kubernetes 2. Rails in Kubernetes 3. Shopify’s

    migration story

  3. Containers are awesome! *

  4. Containerizing Rails: Techniques, Pitfalls, & Best Practices by Daniel Azuma

    Tomorrow 3:30pm
  5. None
  6. None

  7. app01 app02 app03

  8. app01 app02 app03

  9. None
  10. None
  11. None

  12. Smart container scheduling for better utilization

  13. Smart container scheduling for better utilization

  14. Smart container scheduling for better utilization

  15. Kubernetes basics: Pod

  16. Kubernetes basics: Deployment

  17. web jobs Kubernetes basics: Deployment

  18. None
  19. None

  20. web jobs Kubernetes basics: Deployment

  21. web jobs Kubernetes basics: Deployment

  22. web jobs Kubernetes basics: Deployment

  23. Managing Resources

  24. YAML

  25. None

  26. YAML apply when changed

  27. YAML store in repository

  28. None

  29. Deploy process controlling servers

  30. Deploy process sequentially applying commands by SSH

  31. Capistrano sequentially applying commands by SSH

  32. None

  33. kubectl apply --file web.yml

  34. kubectl apply --file jobs.yml

  35. Controlling servers vs describing configuration

  36. Controlling servers Describing configuration running commands remotely comparing output with

    expected not prone to failures push configuration poll for it to apply abstracts from physical machines self-healing

  37. Controlling servers Describing configuration running commands remotely comparing output with

    expected not prone to failures push configuration poll for it to apply abstracts from physical machines self-healing
  38. None

  39. It's easy to run a container,
 but not Rails

  40. The Twelve-Factor app

  41. None

  42. Disposability and termination

  43. Web requests

  44. Background Jobs

  45. Long-running jobs

  46. None

  47. Abort and re-enqueue

  48. Concurrency scale out via the process model

  49. None

  50. Assets

  51. rake assets:precompile

  52. Assets Shipped in container

  53. Database Migrations

  54. Migrations as a part of deploy

  55. Migrations as a part of deploy

  56. Asynchronous Migrations

  57. 1. Change code and add a migration 1. Add a

    migration 2. Change code

  58. 1. Change code and add a migration 1. Add a

    migration 2. Change code

  59. Asynchronous Migrations

  60. None
  61. None

  62. Secret Management

  63. Secrets in the environment

  64. Secrets in a container

  65. Secrets in a container

  66. Rails 5.2 Credentials

  67. None

  68. ENV[‘RAILS_MASTER_KEY’]

  69. The Twelve Factors Let workers terminate gracefully Migrations as a

    part of deploy can be fragile Rails 5.2 Credentials + Kubernetes Secrets

  70. Kubernetes at Shopify

  71. None

  72. Resource specs in YAML

  73. None
  74. None
  75. None

  76. kubectl apply --file web.yml

  77. None
  78. None

  79. Let robots help humans to migrate apps Developers don’t have

    to write YAML configs kubernetes-deploy brings visibility into rollout progress
  80. None

  81. Kubernetes helps organizations to efficiently schedule workload and save resources

    It’s not magic, it only schedules and runs your containers Things you need to know about Rails
  82. None
  83. None

  84. Thanks! @kirs @kirshatrov